Acoustic couplers; Aerials; Audio- and video-receivers; Bags adapted for laptops; Car video recorders; Coaxial cables; Computer keyboards; Computer mouse; Covers for tablet computers; Electric cables; Electrical plugs and sockets; Electricity conduits; Electronic pens; Electronic pocket translators; Resistances, electric; Sleeves for laptops; Smart rings; Smartglasses; Smartwatches; Spectacles; USB cables; Wire connectors; Wires, electric